The error log retains records of all failed transactions that were caused by background calculations or data transfers. An error log is generated when one of the following calculations or data transfers fail:
An error message is removed automatically (through a background job) when it reaches the given number of days before old items in the error log are set to be removed from the system. For more information on how to set the number of days before the error log is cleaned up, refer to the activity Verify or Adjust Default Object Properties.